Einstein eq derived
Relativistic generalization of ??? = 4p GNr
r ? energy-momentum tensor Tmn
symmetric, rank-2, zero-divergence
??? ? ??gmn, (?gmn )? non-linear 2nd derivative symmetric, rank-2, zero-divergence
unique quantity: the Einstein tensor Gmn
Gmn = k Tmn k = - 8p GN/c4
10 coupled non-linear partial differential equations
CC = a modification of the Einstein Equation